Immunity: Chapter 08, Specialized Lymphocytes in Early Responses and Homeostasis

Which of the following are features of γδ T cells?

	a)	Differentiation late in thymic development.
	b)	TCRs with low junctional diversity.
	c)	Activation by relatively weak signaling through the TCR.
	d)	Requirement for signaling through CD28 for activation.
	e)	Presence predominantly in epithelia.
CorrectWrong: b and e are correct.Your answer has been saved.

Which of the following statements are true?

	a)	The TCRs of γδ T cells recognize stress-induced molecules.
	b)	γδ T cells are activated by phosphoantigens produced by both bacterial and host cells.
	c)	γδ T cells produce IFN-γ.
	d)	γδ T cells are cytotoxic.
	e)	γδ T cells can produce IL-10.
	f)	Tissue repair functions of γδ T cells are activated by recognition of phosphoantigens presented on CD1c molecules.
	g)	Unprovoked tissue injury by γδ T cells is avoided through transcriptional control of effector molecules.
	h)	γδ T cells recruited after the arrival of αβ T cells in an immune response are antiinflammatory.
CorrectWrong: b c d e f and h are true.Your answer has been saved.

Which of the following participate(s) in the response of γδ T cells of bacterial infection?

	a)	NKG2D
	b)	CD1c
	c)	MICA
	d)	MICB
CorrectWrong: a b c and d are correct.Your answer has been saved.